<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>Document</title>
    <style>
        body{
            margin: 0 8px;
            padding: 0;
        }
    </style>
</head>
<body>
    
    <input 
        type="button"
        style="width: 100px;"
        value="Login"
        onclick="console.log('login')"
    >
</body>
</html>